Keyword
Tuffier’s line
Definition
- The line joining the two anterior superior iliac spinous processes (iliac crests)
Level
- Tuffier’s line과 spinous process line 만나는 지점
- L5-S1 level up to 1 year of age
- L4-L5 as in older children and adults
- Block 시 허리를 구부렸을 때 Tuffier’s line이 spine을 지나는 지점은 58.3%에서 바뀔 수 있음
Reference
Miller’s anesthesia, 8th edition, Ch.92 Regional Anesthesia in Children, P.2708, P.2724